Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $50.26 | 480 | Director | 1,128 | 2016-01-14 | Filing |
| $9.91 | 1,250 | Director | 8,977 | 2016-01-13 | Filing |
| $50.33 | 52 | Director | 1,608 | 2015-02-27 | Filing |
| $10.32 | 573 | Director | 10,227 | 2015-02-27 | Filing |
| $50.16 | 235,148 | Director, Other | 0 | 2014-12-18 | Filing |
| $50.18 | 190,000 | Large Shareholder, Director, Other | 260,148 | 2013-10-08 | Filing |
| $50.21 | 105,000 | Large Shareholder, Director, Other | 0 | 2013-07-11 | Filing |
| $50.60 | 1,904 | Officer | 0 | 2013-06-14 | Filing |
| $50.70 | 500 | Officer | 1,904 | 2013-05-31 | Filing |
| $50.76 | 200 | Officer | 2,404 | 2013-05-23 | Filing |
| $50.21 | 25,000 | Large Shareholder, Officer, Director | 105,000 | 2013-04-01 | Filing |
| $50.20 | 2,300 | Large Shareholder, Officer, Director | 130,000 | 2013-03-21 | Filing |
| $0.54 | 332,340 | Large Shareholder, Director, Other | 851,638 | 2011-04-04 | Filing |
| $0.70 | 23,913 | Large Shareholder, Director, Other | 1,183,978 | 2011-03-31 | Filing |
| $0.77 | 69,500 | Large Shareholder, Director, Other | 1,207,891 | 2011-03-30 | Filing |
| $0.71 | 66 | Large Shareholder, Director, Other | 1,277,391 | 2011-03-30 | Filing |
| $0.71 | 2,151 | Large Shareholder, Director, Other | 0 | 2011-03-29 | Filing |
| $0.66 | 23,000 | Large Shareholder, Director, Other | 230,000 | 2011-03-28 | Filing |
| $0.70 | 36,300 | Large Shareholder, Director, Other | 253,000 | 2011-03-24 | Filing |
| $0.70 | 34,610 | Large Shareholder, Director, Other | 289,300 | 2011-03-23 | Filing |